Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    28-02-2021 07:08

General

  • Target

    07ac68fef8d90307874918f85d499b48ea2007b51f0bd404b5a35ba97a6c7dd8.exe

  • Size

    78KB

  • MD5

    ec1f806b2ca57c3c03be303890c6fd65

  • SHA1

    7d48e0cb19d60dfe2a3a04aef63c57482a024c97

  • SHA256

    07ac68fef8d90307874918f85d499b48ea2007b51f0bd404b5a35ba97a6c7dd8

  • SHA512

    78d31f7738d47a65952ee6315f4a3ab25f35d47eed4b4832fbfe890c1b286dca1ae42dc9721b5ffa6a0ff3c0576bf621964d384d977b2851433e20538b57f0d6

Malware Config

Signatures

  • MetamorpherRAT

    Metamorpherrat is a hacking tool that has been around for a while since 2013.

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07ac68fef8d90307874918f85d499b48ea2007b51f0bd404b5a35ba97a6c7dd8.exe
    "C:\Users\Admin\AppData\Local\Temp\07ac68fef8d90307874918f85d499b48ea2007b51f0bd404b5a35ba97a6c7dd8.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4684
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\smhk2iid.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:992
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES2E49.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc5573FE4A52444FFBB16DCE4035DE28F1.TMP"
        3⤵
          PID:3676
      • C:\Users\Admin\AppData\Local\Temp\tmp2D11.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp2D11.tmp.exe" C:\Users\Admin\AppData\Local\Temp\07ac68fef8d90307874918f85d499b48ea2007b51f0bd404b5a35ba97a6c7dd8.exe
        2⤵
        • Executes dropped EXE
        • Deletes itself
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        PID:708

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/708-14-0x0000000002F20000-0x0000000002F21000-memory.dmp

      Filesize

      4KB

    • memory/708-15-0x0000000002F23000-0x0000000002F25000-memory.dmp

      Filesize

      8KB

    • memory/992-11-0x0000000002350000-0x0000000002351000-memory.dmp

      Filesize

      4KB

    • memory/4684-2-0x0000000002720000-0x0000000002721000-memory.dmp

      Filesize

      4KB